<template>
	<div>
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>用户管理</el-breadcrumb-item>
			<el-breadcrumb-item>用户列表</el-breadcrumb-item>
		</el-breadcrumb>
		<el-card class="box-card">
			<el-row>
				<el-col :span="6">
					<el-input placeholder="请输入内容" v-model="pageInfo.querys" clearable @clear="getMgByPage">
						<el-button slot="append" @click="getMgByPage" icon="el-icon-search"></el-button>
					</el-input>
				</el-col>
				<el-col :span="2" class="addUser">
					<el-button type="primary" @click="addUserDialogVisible = true">添加用户</el-button>
				</el-col>
			</el-row>
			<el-table :data="userList" border stripe style="width: 100%">
				<el-table-column prop="username" label="姓名">
				</el-table-column>
				<el-table-column prop="email" label="邮箱">
				</el-table-column>
				<el-table-column prop="mobile" label="电话">
				</el-table-column>
				<el-table-column prop="role_name" label="角色">
				</el-table-column>
				<el-table-column prop="mg_state" label="状态">
				<!--插槽 用于父组件向子组件传参 
					template 括住的为子组件    table里边的数据为父组件里边的数据
					table  把每一行的数据都对应的传递给了scope
					如果想使用数据，可以通过scope.row  获取对应行的数据
				-->
				<template slot-scope="scope">
					<el-switch  v-model="scope.row.mg_state" @change="setMgState(scope.row)">
					</el-switch>
				</template>
				</el-table-column>
				<el-table-column prop="address" label="操作" width="180px">
				<template slot-scope="scope">
					<el-tooltip class="item" effect="dark" content="编辑用户" placement="top">
						<el-button type="primary" 
							size="mini" icon="el-icon-edit"
							@click="showEditUserDialog(scope.row)"
						></el-button>
					</el-tooltip>
					<el-tooltip class="item" effect="dark" content="删除用户" placement="top">
						<el-button type="danger" 
							size="mini" icon="el-icon-delete"
							@click="deleteUser(scope.row.id)"
						></el-button>
					</el-tooltip>
					<el-tooltip class="item" effect="dark" content="分配权限" placement="top">
						<el-button type="warning" 
							size="mini" icon="el-icon-setting"
							@click="devidePerm(scope.row)"
						></el-button>
					</el-tooltip>
				</template>
				</el-table-column>
			</el-table>
			<el-pagination 
				@size-change="handleSizeChange" 
				@current-change="handleCurrentChange" 
				:current-page="pageInfo.pagenum"
				:page-sizes="[2, 5, 8, 10]" 
				:page-size="pageInfo.pagesize" 
				layout="total, sizes, prev, pager, next, jumper"
				:total="total">
			</el-pagination>
		</el-card>
		<!-- 添加用户 -->
		<el-dialog
			title="添加用户"
			:visible.sync="addUserDialogVisible"
			width="50%"
			@close="resetAddUserDialog"
			>
			<el-form :model="addUserForm" :rules="addUserFormRules" ref="addUserForm">
				<el-form-item label="用户名" prop="username">
					<el-input v-model="addUserForm.username" autocomplete="off"></el-input>
				</el-form-item>
				<el-form-item label="密码" prop="userpwd">
					<el-input v-model="addUserForm.userpwd" autocomplete="off"></el-input>
				</el-form-item>
				<el-form-item label="邮箱" prop="useremail">
					<el-input v-model="addUserForm.useremail" autocomplete="off"></el-input>
				</el-form-item>
				<el-form-item label="手机" prop="usermobile">
					<el-input v-model="addUserForm.usermobile" autocomplete="off"></el-input>
				</el-form-item>
			</el-form>
			<span slot="footer" class="dialog-footer">
				<el-button @click="addUserDialogVisible = false">取 消</el-button>
				<el-button type="primary" @click="addUser">确 定</el-button>
			</span>
		</el-dialog>
		<!-- 编辑用户对话框 -->
		<el-dialog
			title="编辑用户"
			:visible.sync="editUserDialogVisible"
			width="50%"
			@close="resetEditUserDialog"
		>
			<el-form :model="editUserForm" :rules="editUserFormRules" ref="editUserForm">
				<el-form-item label="用户名" prop="username">
					<el-input v-model="editUserForm.username"></el-input>
				</el-form-item>
				<el-form-item label="邮箱" prop="useremail">
					<el-input v-model="editUserForm.useremail"></el-input>
				</el-form-item>
				<el-form-item label="手机" prop="usermobile">
					<el-input v-model="editUserForm.usermobile"></el-input>
				</el-form-item>
			</el-form>
			<span slot="footer" class="dialog-footer">
				<el-button @click="editUserDialogVisible = false">取 消</el-button>
				<el-button type="primary" @click="editUser(editUserForm.userId)">确 定</el-button>
			</span>
		</el-dialog>
		<!-- 分配权限 -->
		<el-dialog
			title="分配权限"
			:visible.sync="deviPermDialogVisible"
			width="50%"
			@close="clearSelect"
		 >
			<div>
				<p>当前的用户:  {{userName}}</p>
				<p>当前的角色:  {{roleName}}</p>
				<p>
					分配新角色: 
					<el-select v-model="setRoleId" placeholder="请选择">
						<el-option
						  v-for="item in roleList"
						  :key="item.role_id"
						  :label="item.role_name"
						  :value="item.role_id">
						</el-option>
					</el-select>
				</p>
			</div>
			<span slot="footer" class="dialog-footer">
				<el-button @click="deviPermDialogVisible = false">取 消</el-button>
				<el-button type="primary" @click="allocationPerm">确 定</el-button>
			</span>
		</el-dialog>
	</div>
</template>

<script>
	export default {
		data() {
			let checkEmial = (rule, value, cb) => {
				const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
				if (regEmail.test(value)) {
					return cb();
				}
				return cb('请输入合法的邮箱')
			}
			let checkMobile = (rule, value, cb) => {
				const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
				if (regMobile.test(value)) {
					return cb();
				}
				return cb('请输入合法的电话号码')
			}
			return {
				userList: [],
				pageInfo: {
					querys: '',
					pagenum: 1,
					pagesize: 2,
				},
				total: '',
				addUserDialogVisible: false,// 控制添加用户弹出框是否弹出
				addUserForm:{
					username: '',
					userpwd: '',
					useremail: '',
					usermobile: '',
				},
				addUserFormRules:{
					username: [
						{ required: true, message: '请输入用户名', trigger: 'blur' },
						{ min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
					],
					userpwd: [
						{ required: true, message: '请输入密码', trigger: 'blur' },
						{ min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
					],
					useremail: [
						{ required: true, message: '请输入邮箱', trigger: 'blur' },
						{ validator: checkEmial, trigger: 'blur' }
					],
					usermobile: [
						{ required: true, message: '请输入手机号', trigger: 'blur' },
						{ validator: checkMobile, trigger: 'blur' }
					],
				},
				editUserFormRules:{
					useremail: [
						{ required: true, message: '请输入邮箱', trigger: 'blur' },
						{ validator: checkEmial, trigger: 'blur' }
					],
					usermobile: [
						{ required: true, message: '请输入手机号', trigger: 'blur' },
						{ validator: checkMobile, trigger: 'blur' }
					],
				},
				editUserDialogVisible: false,
				editUserForm:{
					userId: '',
					username: '',
					useremail: '',
					usermobile: '',
				},
				deviPermDialogVisible: false,    //控制分配权限对话框是否隐藏
				setRoleId: '',      //角色id
				roleList: [],       //所有的角色
				userName: '',
				roleName: '',
				userId: '',
			}
		},
		methods: {
			async getMgByPage() {
				let {
					data: res
				} = await this.$http.get('/manager/users', {
					params: this.pageInfo
				})
				console.log(res);
				if (res.meta.status !== 200) return this.$message.error('用户列表获取失败')
				this.userList = res.data.users;
				this.total = res.data.totalCount;
				this.pageInfo.pagenum = res.data.pagenum;
			},
			handleSizeChange(newSize) {
				this.pageInfo.pagesize = newSize;
				this.getMgByPage()
			},
			handleCurrentChange(newpage) {
				this.pageInfo.pagenum = newpage;
				this.getMgByPage()
			},
			resetAddUserDialog() {
				// 重置表单
				this.$refs.addUserForm.resetFields();
			},
			addUser() {
				//添加用户
				//预验证
				this.$refs.addUserForm.validate(async valid =>{
					if(!valid) return;
					let {data:res} = await this.$http.post('/manager/users',this.addUserForm);
					// console.log(res)
					if(res.meta.status !==200) return this.$message.error(res.meta.msg)
					if(res.meta.status ==200) this.$message.success(res.meta.msg)
					this.getMgByPage();
					this.addUserDialogVisible = false;
				})
			},
			 async setMgState(mgInfo){
				// put 请求  这是restFull编码风格，目前的主流风格，请求方式不能像以前一样
				// 要么get 要么post .restFull风格要求，增删改查用不同的请求方式
				// 增post 删delete 改put 查get/post
				let {data:res} = await this.$http.put(`/manager/users/${mgInfo.id}/state/${mgInfo.mg_state}`)
				if(res.meta.status !==200) {
					mgInfo.mg_state = !mgInfo.mg_state
					return this.$message.error(res.meta.msg)
				}
				this.$message.success(res.meta.msg);
			},
			resetEditUserDialog() {
				this.$refs.editUserForm.resetFields();
			},
			showEditUserDialog(userInfo){
				this.editUserForm.username = userInfo.username;
				this.editUserForm.useremail = userInfo.email;
				this.editUserForm.usermobile = userInfo.mobile;
				this.editUserForm.userId = userInfo.id;
				this.editUserDialogVisible = true;
			},
			editUser(id) {
				this.$refs.editUserForm.validate( async valid =>{
					if(!valid) return;
					let {data:res} = await this.$http.put(`/manager/users/${id}`,this.editUserForm)
					if(res.meta.status !==200) return this.$message.error(res.meta.msg)
					this.$message.success(res.meta.msg)
					this.getMgByPage();
					this.editUserDialogVisible = false;
				})
			},
			async deleteUser(uid){
				let resultConfirm = await this.$confirm(
					'此操作将永久删除该文件, 是否继续?', '提示', 
					{
					confirmButtonText: '确定',
					cancelButtonText: '取消',
					type: 'warning'
					}
				).catch( error => error)
				if(resultConfirm !== 'confirm'){
					return this.$message.info('操作已取消')
				}
				let {data:res} = await this.$http.delete(`/manager/users/${uid}`);
				if(res.meta.status !==200) return this.$message.error(res.meta.msg)
				this.$message.success(res.meta.msg)
				this.getMgByPage();
			},
			async devidePerm(mgInfo) {
				// 展示分配权限对话框的方法
				this.userName = mgInfo.username;
				this.roleName = mgInfo.role_name;
				this.userId = mgInfo.id;
				let {data:res} = await this.$http.get('/role/roles');
				if(res.meta.status !==200) return this.$message.error('角色列表获取失败')
				this.roleList = res.data;
				this.deviPermDialogVisible = true;
			},
			clearSelect() {
				this.setRoleId = '';
				this.roleList = [];
			},
			async allocationPerm() {
			// 完整分配角色
				let {data:res} = await this.$http.put(`/manager/users/${this.userId}/role/${this.setRoleId}`)
				if(res.meta.status !==200) return this.$message.error(res.meta.msg);
				this.$message.success(res.meta.msg);
				this.getMgByPage();
				this.deviPermDialogVisible = false;
			}
		},
		created() {
			this.getMgByPage()
		}
	}
</script>

<style lang="scss">
	.addUser {
		margin-left: 15px;
	}
</style>
